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Summary of Contents for IFM OY5 S Series
- Page 1 Original operating instructions Photoelectric safety sensors (Safety light grids) Protected area width (range) 0...12 m with muting function OY5xxS...
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Page 2: Table Of Contents
Contents 1 Preliminary note ....................4 1.1 Symbols used ....................4 1.2 Warnings used ....................4 2 Safety instructions ....................5 2.1 Safety-related requirements regarding the application ........6 3 Items supplied......................7 4 Functions and features ..................7 5 Function .......................8 6 Installation......................9 6.1 Installation instructions ..................9 6.2 Calculation of the minimum safety distance .......... - Page 3 8.3 Connection of external contactors (EDM) ............30 8.4 Test function ....................31 8.5 Muting function ....................31 8.5.1 Requirements for the muting function ..........33 8.5.2 Components necessary for the muting function .........33 8.5.3 Activate muting ...................34 8.5.4 Types of muting ..................35 8.6 Muting function (override) ................37 8.6.1 Muting function (override) with continuous command ......38 8.6.2 Muting function (override) with command pulse .........39 8.7 Start / restart ....................40...
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Page 4: Preliminary Note
1 Preliminary note The instructions are part of the unit. They are intended for authorised persons according to the EMC and Low Voltage Directives and safety regulations. The instructions contain information about the correct handling of the product. Read the instructions before use to familiarise yourself with operating conditions, installation and operation. -
Page 5: Safety Instructions
2 Safety instructions • The device described is a subcomponent for integration into a system. - The manufacturer is responsible for the safety of the system. - The system manufacturer undertakes to perform a risk assessment and to create a documentation in accordance with legal and normative requirements to be provided to the operator and user of the system. -
Page 6: Safety-Related Requirements Regarding The Application
► For applications in the food industry, contact your ifm branch office to check the compatibility of the materials of the photoelectric safety sensors with the chemicals used. -
Page 7: Items Supplied
• 1 copy of the operating instructions for photoelectric safety sensors, reference no. 706466. • Mounting accessories If one of the above-mentioned components is missing or damaged, please contact one of the ifm branch offices. 4 Functions and features Transmitter (T) Receiver (R) P = protected area;... -
Page 8: Function
OY5xxx guarantees perfect integration of the muting sensors, which are directly connected to the connectors on the safety barrier. Muting logic and operating parameters are configured via the wiring of the main connector. Main features: • Resolution: 2, 3 and 4 beams. •... -
Page 9: Installation
6 Installation 6.1 Installation instructions Before installing the safety light grid, the following conditions must be ensured: • The degree of protection of the electro-sensitive equipment (ESPE) has to correspond with the risk assessment of the machine to be monitored. •... - Page 10 Recommended Fc correction factors: Pu= Pm x Fc Pu being the usable range and PM the maximum range in metres. The Fc factors are indicated in the following table. Environmental conditions Fc correction factor 0.25 Steam Powder Dense smoke 0.25 If the equipment is exposed to constant temperature fluctuations, appropriate measures must be taken to prevent condensation on the lenses because this may affect the reliability of operation.
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Page 11: Calculation Of The Minimum Safety Distance
6.2 Calculation of the minimum safety distance There must be a minimum safety distance between the photoelectric safety sensor and the point of danger. This distance must be ensured so that the point of danger cannot be accessed before the hazardous state of the machine has been stopped. ►... -
Page 12: Vertical Installation Of The Safety Light Grids
6.3 Vertical installation of the safety light grids 6.3.1 Safety light grids 2, 3 and 4 beams These versions are suitable for access prevention for bodies or parts of bodies. They must not be used for finger or hand protection! The minimum safety distance (S) is determined using the following formula: S = 1600 (t... -
Page 13: Horizontal Installation Of The Safety Light Grids
Installation with at least 2 beams above the From the lowest level (floor) conveyor (roller conveyor) Installation with at least 3 beams. Beams. 6.4 Horizontal installation of the safety light grids These versions are suitable for primary guarding for bodies or parts of bodies. -
Page 14: Fixing And Optical Alignment
6.5 Fixing and optical alignment Correct alignment of the transmitter and the receiver is essential for the proper function of the photoelectric safety sensors. ► Install the transmitter and the receiver using the supplied mounting accessories so that they are exactly opposite each other. ►... -
Page 15: Optical Alignment
6.5.1 Optical alignment T = transmitter; R = receiver The LED indicators of the receiver help to correctly align the photoelectric safety sensors. ► Align the transmitter so that the green LED of the receiver lights. ► Adjust the beams of the transmitter and the receiver to the same height. ►... - Page 16 Transmitter (T) Receiver (R) D = minimum distance; I = protected area width (range); P = protected area ► After installation, test by intended interruption of the protected area (P) if reflective surfaces affect the function of the safety light grids. Minimum distance to reflective surfaces Safety light grids type 4 D = minimum distance in [mm];...
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Page 17: Multiple Systems
6.7 Multiple systems Using several safety light grids may lead to malfunction and disable the protective function. Therefore, the safety light grids are to be installed so that the beam sent by the transmitter of a system can only be detected by the corresponding receiver. The following important rules for installation are to be observed to avoid mutual interference of several systems: Arrangement A... -
Page 18: Combinations
6.8 Combinations • The safety light grid is supplied as a pair (transmitter/receiver). It is possible to integrate external muting sensors directly to safety light grids. • The safety light grid can be used with pre-adjusted and pre-configured muting arms (e.g. EY5010, EY5020). •... -
Page 19: Combination With Muting Arms (Accessories)
6.8.1 Combination with muting arms (accessories) Crossbeam or parallel muting is predetermined by the choice of muting arms. One beam per muting sensor Combination in "T" shape (2 crossed beams) (article no.: EY5010) 1: Transmitter 2: Receiver... - Page 20 One beam per muting Combination in "T" shape (4 parallel beams with reflectors) sensor (article no.: EY5011) 1: Transmitter / receiver 2: Transmitter / receiver 3: Reflector 4: Reflector 5: Receiver 6: Transmitter Five beams per muting Combination in "T" shape (2 adjustable crossed beams) sensor (article no.: EY5020) 1: Transmitter...
- Page 21 Five beams per muting Combination of T arms (4 adjustable parallel beams) sensor (article no.: EY5021) 1: Transmitter 2: Receiver...
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Page 22: Electrical Connection
7 Electrical connection ► Disconnect power. Also, disconnect any independently supplied relay load circuits. The nominal voltage is 24 V DC (SELV). This voltage may vary between 19.2 V and 28.8 V. In case of a single fault, the supply voltage must not exceed a maximum of 60 V DC. -
Page 23: Transmitter Wiring (Light Grid)
7.1 Transmitter wiring (light grid) 1: Connection (main connector) 2: Connection of muting sensors 1 - 2 (blue ring) 3: Connection of muting sensors 3 - 4 (red ring) 7.1.1 Wiring (main connector) Pin layout Name Type Description L+ (24 V DC) Operating voltage Range 0 Protected area width... -
Page 24: Wiring Of The Muting Sensors 1 - 2 (Blue Ring)
Operating voltage L- (0 V DC) Operating voltage functional earth For information about available sockets / connectors see: www.ifm.com → Product line → Accessories 7.2 Receiver wiring (light grid) 1: Connection (main connector) 2: Connection of the external muting lamp... -
Page 25: Wiring (Main Connector)
7.2.1 Wiring (main connector) Pin layout Name Type Description 24 V DC – Operating voltage 24 V DC 0 V DC – Operating voltage 0 V DC OSSD1 Exit Static safety-related output 1 OSSD2 Exit Static safety-related output 2 – functional earth SEL_A Input... -
Page 26: Connection Of An External Muting Lamp (Yellow Ring)
Status of muting sensor 3 functional earth For information about available sockets / connectors see: www.ifm.com → Product line → Accessories Note: Lay the cables of the safety light grids separately from sources of interference such as power lines. ► Connect the safety light grids to functional earth. -
Page 27: Operating Modes
8 Operating modes The different operating modes of the safety light grids of the OY5xxS series are configured via the configuration inputs (PIN 6 and 11) on the 12-pole connector of the receiver. Muting Operating modes Type / duration of Connections muting PIN 6... - Page 28 E automatic 2 sensors crossed SEL_A SEL_B simultaneously interruption: 30 s connection connection L+ (24 V DC) STATUS (pin 12) EY5010 EY5020 F automatic 2 sensors crossed SEL_A SEL_B simultaneously interruption: time connection connection limitation (max. 9 hours) STATUS L+ (24 V DC) (pin 12) Muting Operating modes...
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Page 29: Automatic Operating Mode
K manual 2 sensors crossed SEL_A SEL_B simultaneously interruption: 30 s connection connection OSSD2 OSSD1 (pin 4) (pin 3) EY5010 L manual EY5020 2 sensors crossed SEL_A SEL_B simultaneously interruption: time connection connection limitation (max. 9 hours) OSSD1 OSSD2 (pin 3) (pin 4) Terms Description... -
Page 30: Manual Operating Mode
8.2 Manual operating mode Operation in the manual mode (→ 8 Operating modes: G, H, I, J, K, L) is always required if a passage to a hazardous area is to be monitored (persons might be present in the hazardous area after having passed the protected area without being detected). -
Page 31: Test Function
To deactivate the EDM function, EDM (pin 8) and OSSD2 (pin 4) have to be connected. 8.4 Test function The test function of the transmitter can be activated via wiring (→ 7.1.2 Configuration protected area width (range)). This simulates an object within the protected area. - Page 32 The safety light curtain safe-guarding the current working area of the tool (hazardous area) is active. The other safety light curtain which is installed in the loading/unloading area is in the muting mode. The plant operator can position the workpieces without any problem.
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Page 33: Requirements For The Muting Function
8.5.1 Requirements for the muting function The requirements concerning the muting function are described in the following standards: Standard Description IEC 62046 Application of protective equipment to detect the presence of persons EN 415-4 Safety of packaging machines - Palletisers and depalletisers IEC 61496-1 Electro-sensitive protective equipment To comply with the requirements of the muting function, the following has to be... -
Page 34: Activate Muting
8.5.3 Activate muting The light curtain can be configured so that the muting cycle is only activated after a valid muting enable signal is received by a higher-level device Operating principle Permanent muting muting is permanently enabled. Monitored muting The muting cycle is enabled by the release signal (Mut_Enable) and ends with the release of the last muting sensor. -
Page 35: Types Of Muting
8.5.4 Types of muting T muting 2 crossed muting sensors In this mode, one sensor is on the one side of the vertical barrier and the second one is on the other side. This bidirectional mode is useful to protect pallet entries and removals. Simultaneously: The muting function will be enabled if the sensors S1 and S2 are interrupted simultaneously (within less than 4 seconds). - Page 36 T muting 4 parallel muting sensors This bidirectional mode is useful to protect pallet entries and removals. This mode offers two possible operating modes: 1. Simultaneously The muting function is enabled if the sensors S1 and S2 are interrupted (within less than 4 s) (or S4 and S3 in case of material in opposite direction).
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Page 37: Muting Function (Override)
8.6 Muting function (override) The override function cancels the safety function by automatically activating the OSSD outputs and it ensures a controlled restart to transport jammed material out of the protected area. WARNING During the whole override function, access to the hazardous area is not protected by the safety light curtains / light grids. -
Page 38: Muting Function (Override) With Continuous Command
8.6.1 Muting function (override) with continuous command The activation of the function leads to muting of the safety light curtains / light grids. ► Apply L+ to the receiver pins 9 and 10 (example: 2-way key switch). > Safety light curtain / light grid is muted for a period of 15 min. or until the protected area and the muting sensors are no longer interrupted. -
Page 39: Muting Function (Override) With Command Pulse
8.6.2 Muting function (override) with command pulse The activation of the function leads to muting of the safety light curtains / light grids. ► Use the override button. > The safety light curtain / light grid will be muted for a period of max. 15 minutes or until the protected area and the muting sensors are no longer interrupted. -
Page 40: Start / Restart
8.7 Start / restart By interrupting the protected area, the OSSD outputs will be deactivated. A start disable state is the consequence and can be disabled by the restart function. Carry out the restart command as follows: ► Activate OSSD outputs by executing Timing diagram the following switching sequence >... -
Page 41: Operating And Display Elements
9 Operating and display elements Transmitter Receiver 1: 3-colour LED (green/red/yellow) 1: PRG LED (blue) 7: LED 2 colours 2: CLR LED (red/green) (yellow) 8: OVR LED 3: MUT LED (yellow) (yellow) 9: S2 LED (yellow) 4: S1 LED (yellow) 10: S4 LED (yellow) 5: S3 LED (yellow) 6: COM LED... -
Page 42: Led States Of The Transmitter
9.1 LED states of the transmitter Meaning LED green) light grid in operation LED (yellow) light grid in test mode LED red) voltage supply on - initialisation LED (red) flashing Malfunction → 13.1 Transmitter fault diagnostics 9.2 LED states of the receiver Meaning Light grid waiting for restart command. -
Page 43: Display Of The Integrated Status Lamp
9.3 Display of the integrated status lamp 1: 3-colour LED (red / yellow / green) Meaning The protected area is interrupted. red, flashing Malfunction → 13.2 Fault diagnosis receiver Safety light grid is waiting for the restart command. The protected area yellow/green is free. -
Page 44: Operation
10 Operation 10.1 Switching state of the outputs The safety light grids have two outputs (OSSDs) on the receiver; the status depends on the condition of the protected area. All short-circuits between the outputs or between an output and the current supply (24 V DC or 0 V DC) are detected by the safety light grids as a fault. -
Page 45: Function Check Of The Safety Light Curtains
10.2 Function check of the safety light curtains Check the proper function of the safety light curtains before work starts. ► Let the test object enter the protected area and move it slightly downwards. First of all in the centre and then close to the transmitter and the receiver. ►... -
Page 46: Scale Drawing
11 Scale drawing 11.1 Safety light grids 10,5 14,5 T: Transmitter R: Receiver 6: LED (orange) 1: 3-colour LED (red/yellow/green) 1: LED (yellow) 7: LED 2 colours (red/ L: Total length* 2: LED (yellow) green) 3: LED (yellow) 8: LED (yellow) 4: LED (yellow) 9: LED (yellow) 5: LED (yellow) -
Page 47: Technical Data
12 Technical data 12.1 Safety light grids type 4 Meets the requirements of: IEC 61496-1: 2012 / EN 61496-1: 2013, EN/IEC 61496-2: 2013, type 4 IEC 62061-1: 2005 + A1:2012 + A2:2015, EN 62061:2005 + Cor.:2010 + A1:2013 + A2:2015 SILCL 3 EN ISO 13849-1: 2015, category 4 PL e IEC 61508: 2010:, SIL 3 Electrical design... -
Page 48: Safety Light Grids With Integrated Muting Lamp
2 consecutive pulses Wiring fault Check connections (main Range 0 / range 1 connector) pins 2 and 4. 3 consecutive pulses Internal fault Send device to ifm branch office for repair. 5 consecutive pulses Wiring fault Check connection pin 2 of "SYNC" signal... -
Page 49: Fault Diagnosis Receiver
Error OSSD1/OSSD2 Check connections of pins 3 and 4 Internal fault Send the device to the ifm branch office for repair. Internal fault Send the device to the ifm branch office for repair. Internal fault Send the device to the ifm branch office for repair. -
Page 50: Maintenance, Repair And Disposal
Possible cause Troubleshooting Wiring fault Check connections pins 6, 7, 8, 9, 10 and 11. Error receiver diode Send the device to the ifm branch office for repair. Voltage supply Short circuit at the OSSD overloaded outputs. Overvoltage lamp /... -
Page 51: Terms And Abbreviations
SIL 1-4 according to EN IEC 61508. The higher the SIL, the lower the probability that a safety function will fail. SILcl Safety Integrity Level Safety integrity level claim limit claim limit (according to IEC 62061) Mission Time Operational life Technical data and further information at www.ifm.com... -
Page 52: Appendix
16 Appendix 16.1 Check list This checklist serves as help for setting up the safety light grids. The requirements in this checklist should be met, however depending on the application and the directives / standards referred to. 1. Were the directives / standards valid for safety of machinery complied with? 2.
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